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RAJASTHAN PMT Rajasthan - PMT Solved Paper-2009

  • question_answer
    Cupellation method is used for the extraction of

    A) \[Cu\]                                  

    B)        \[Ag\]  

    C)        \[Na\]                                  

    D)        \[Al\]

    Correct Answer: B

    Solution :

    Cupellation method is used for the desilverisation of lead. In this method impurities of lead are removed by changing them into lead oxide.


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